CN222560957U

CN222560957U - Coaxiality detection assembly for shaft part

Info

Publication number: CN222560957U
Application number: CN202421783044.1U
Authority: CN
Inventors: 侯浩; 沈昊; 温梦凡
Original assignee: Zhiqu Electromechanical Technology Changzhou Co ltd
Current assignee: Zhiqu Electromechanical Technology Changzhou Co ltd
Priority date: 2024-07-26
Filing date: 2024-07-26
Publication date: 2025-03-04
Anticipated expiration: 2034-07-26

Abstract

The utility model relates to the technical field of shaft part detection, and discloses a shaft part coaxiality detection assembly which comprises a mounting plate, wherein a bidirectional screw rod is rotationally connected to the bottom of the mounting plate, two ends of the bidirectional screw rod are respectively and fixedly connected with a movable plate, a plurality of fixed pipes are fixedly connected to the inside of the movable plate, an adjusting column is slidingly connected to the inside of the fixed pipes, one end of the adjusting column is in threaded connection with a threaded column, one end of the threaded column is rotationally connected with a clamping block, one side of the adjusting column is provided with a plurality of hole grooves, one end of the fixed pipes is fixedly connected with a fixed shell, a clamping rod is slidingly connected to the inside of the fixed shell, and a first spring is fixedly connected to the middle part of the clamping rod. The clamping device is convenient for adjusting the clamping distance in the clamping assembly according to the length of the shaft part to be clamped, and is also convenient for flexibly adjusting the position distance of the clamping plate according to the shape of the shaft part and the position to be clamped, thereby being beneficial to improving the adaptation degree between the clamping plate and different shaft parts.

Description

Coaxiality detection assembly for shaft part

Technical Field

The utility model relates to the technical field of shaft part detection, in particular to a shaft part coaxiality detection assembly.

Background

The shaft part is also called as a shaft part, is one of typical parts frequently encountered in hardware fittings, is used as a connecting part between a driving element and a driven element in a mechanical transmission system, is used for supporting, transmitting power and bearing load, and can influence the assembly precision of the shaft part due to coaxiality errors.

According to the search, china patent with the application number of CN202320320514.X discloses a coaxiality detection device, aiming at the problems that in the test process, a clamping piece is required to clamp or release an axle through a rotating screw and the like, so that the test operation is complex and the efficiency is low, a tested workpiece is contacted with two supporting groove walls of each positioning groove in the rotating process, the position of the tested workpiece is limited, if the coaxiality of the tested workpiece is good, the rotating axis of the tested workpiece is the axis of the tested workpiece, if the coaxiality of the tested workpiece is poor, the rotating axis of the tested workpiece is always changed, the coaxiality of the tested component can be measured through a detection head of a detection component, and the tested workpiece is only placed on the positioning groove, so that the test is simple and convenient, and the test efficiency is improved.

Above-mentioned axiality detects the subassembly in the use, is convenient for carry out axiality to the work piece that is surveyed and when carrying out the centre gripping before the axle part detects, current clamping assembly is fixed size and interval generally, and different axle parts, size and shape all are different to the length of the axle part that is inconvenient for detecting as required, and the position that needs the centre gripping are adjusted, have reduced the suitability between clamping assembly and the axle part that is surveyed, make detection device adjustability reduce.

Disclosure of utility model

The utility model aims to solve the defects in the prior art, and provides a shaft part coaxiality detection assembly.

In order to achieve the purpose, the shaft part coaxiality detection assembly comprises a mounting plate, wherein the bottom of the mounting plate is rotationally connected with a bidirectional screw rod, two ends of the bidirectional screw rod are respectively and spirally connected with a movable plate, a plurality of fixed pipes are fixedly connected to the inside of the movable plate, an adjusting column is slidably connected to the inside of the fixed pipes, one end of the adjusting column is spirally connected with a threaded column, one end of the threaded column is rotationally connected with a clamping block, one side of the adjusting column is provided with a plurality of hole grooves, one end of the fixed pipe is fixedly connected with a fixing shell, the inside of the fixing shell is slidably connected with a clamping rod, the middle of the clamping rod is fixedly connected with a first spring, two stabilizing grooves are formed in the bottom of the mounting plate, and the bottoms of the two movable plates are slidably connected to the inside of the stabilizing grooves.

As a further description of the above technical solution:

The rear side of mounting panel is provided with the spout, the inside sliding connection of spout has the installation shell.

As a further description of the above technical solution:

The inside sliding connection of installation shell has the detection head, two spacing holes have been seted up to the rear end of detection head.

As a further description of the above technical solution:

the inside sliding connection of spacing hole has the gag lever post, one side fixedly connected with two second springs of installation shell.

As a further description of the above technical solution:

the other ends of the two second springs are fixedly connected to one end of the limiting rod, and two thread grooves are formed in the other end of the limiting rod.

As a further description of the above technical solution:

The outside threaded connection of screw thread groove has limit nut, the one end fixedly connected with pull block of clamping lever.

As a further description of the above technical solution:

The other end of the two-way screw rod is fixedly connected with a handle.

The utility model has the following beneficial effects:

1. according to the utility model, under the mutual coordination of the bidirectional screw rod, the movable plate, the fixed pipe, the adjusting column, the threaded column, the clamping block, the hole groove, the fixed shell, the clamping rod, the first spring and the stabilizing groove, the function of adjusting the clamping distance in the clamping assembly according to the length of the shaft part required to be clamped is added to the detection assembly, and meanwhile, the position distance of the clamping plate can be flexibly adjusted according to the shape of the shaft part and the position required to be clamped, so that the adjustability of the detection device is improved, and the adaptation degree between the detection device and different shaft parts is improved.

2. According to the utility model, under the mutual cooperation of the mounting shell, the limiting hole, the limiting rod, the second spring, the thread groove, the limiting nut, the sliding groove and the pull block, the detection head in the detection device is flexibly disassembled and replaced, so that the detection head can be disassembled in time when the detection head is damaged and needs to be maintained, the periodic maintenance of the detection head is facilitated, and the phenomenon that the accuracy of detection data is reduced due to aging of the detection head when the detection head is used for a long time is reduced.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a partial structure diagram of a bidirectional screw rod joint provided by the utility model;

FIG. 3 is a partial construction diagram of the joint of the fixed pipe according to the present utility model;

FIG. 4 is a schematic view of a clamp block according to the present utility model;

FIG. 5 is a schematic view of a structure of an adjusting column according to the present utility model;

FIG. 6 is a schematic diagram of a limiting hole according to the present utility model;

Fig. 7 is a schematic view of a stop lever according to the present utility model.

Legend description:

1. A mounting plate; 2, a bidirectional screw rod, 3, a movable plate, 4, a fixed pipe, 5, an adjusting column, 6, a threaded column, 7, a clamping block, 8, a hole slot, 9, a fixed shell, 10, a clamping rod, 11, a first spring, 12, a stabilizing slot, 13, a mounting shell, 14, a detection head, 15, a limiting hole, 16, a limiting rod, 17, a second spring, 18, a threaded slot, 19, a limiting nut, 20, a sliding slot, 21, a pulling block, 22 and a handle.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in the attached drawings 1-7, the shaft part coaxiality detection assembly comprises a mounting plate 1, wherein the bottom of the mounting plate 1 is rotationally connected with a bidirectional screw rod 2, two ends of the bidirectional screw rod 2 are respectively and spirally connected with a movable plate 3, the inside of the movable plate 3 is fixedly connected with a plurality of fixed pipes 4, the inside of the fixed pipes 4 is slidably connected with an adjusting column 5, one end of the adjusting column 5 is spirally connected with a threaded column 6, one end of the threaded column 6 is rotationally connected with a clamping block 7, one side of the adjusting column 5 is provided with a plurality of hole grooves 8, one end of the fixed pipe 4 is fixedly connected with a fixed shell 9, the inside of the fixed shell 9 is slidably connected with a clamping rod 10, the middle part of the clamping rod 10 is fixedly connected with a first spring 11, two stabilizing grooves 12 are formed in the bottom of the mounting plate 1, the bottoms of the two movable plates 3 are slidably connected in the interiors of the stabilizing grooves 12, the bidirectional screw rod 2 is convenient for driving the movable plates 3 on two sides to be close to or far away from each other, the adjusting column 5 is slidably connected in the interiors of the fixed pipes 4, the position of the required shaft part is convenient to be clamped by the adjusting clamping block 7, then the clamping block 7 is convenient to clamp the clamping block 7 with the corresponding hole groove 8, the clamping block 8 is convenient to clamp the clamping block 8, and the distance between the adjusting block and the adjusting column 5 is convenient to adjust the shaft part to be different from the position to be matched with the threaded column 6.

As shown in fig. 1, a sliding groove 20 is arranged at the rear side of the mounting plate 1, a mounting shell 13 is slidably connected in the sliding groove 20, a detection head 14 is slidably connected in the mounting shell 13, and the mounting shell 13 is convenient for mounting the detection head 14.

As shown in fig. 6, two limiting holes 15 are formed at the rear end of the detecting head 14, and the limiting holes 15 facilitate insertion of the limiting rod 16.

As shown in fig. 7, the limiting rod 16 is slidably connected to the inside of the limiting hole 15, two second springs 17 are fixedly connected to one side of the mounting shell 13, the other ends of the two second springs 17 are fixedly connected to one end of the limiting rod 16, two thread grooves 18 are formed in the other end of the limiting rod 16, a limiting nut 19 is connected to the external threads of the thread grooves 18, and resilience force of the second springs 17 is convenient for rebounding the limiting rod 16, so that the limiting rod 16 is inserted into the limiting hole 15.

As shown in fig. 5, one end of the clamping rod 10 is fixedly connected with a pull block 21, so that the clamping rod 10 can be pulled conveniently.

As shown in fig. 1, the other end of the bidirectional screw rod 2 is fixedly connected with a handle 22, so that the bidirectional screw rod 2 can be conveniently rotated.

Working principle: when the clamping and fixing are carried out on the shaft part before detection, the handle 22 is rotated according to the length of the shaft part, so that the handle 22 drives the bidirectional screw rod 2 to rotate, when the bidirectional screw rod 2 rotates, the moving plates 3 on two sides are driven to approach each other, the moving plates 3 are close to the shaft part, the length required to be clamped is flexibly adjusted according to the length of the shaft part, the pull block 21 is pulled, the pull block 21 drives the other end of the clamping rod 10 to slide into the fixed shell 9, the clamping of the clamping rod 10 and the corresponding hole groove 8 is facilitated by extruding the first spring 11, the limit of the adjusting column 5 is released, the adjusting column 5 is slid again, the length of the other end of the adjusting column 5 extending inside the fixed tube 4 is flexibly adjusted according to the position required to be clamped in the shaft part, the pull block 21 is released after the adjustment, the clamping rod 10 is conveniently pushed to be clamped with the corresponding hole groove 8, so that the position of the adjusting column 5 is fixed, then the threaded column 6 is rotated, the threaded column 6 is lowered at the other end of the adjusting column 5, the clamping block 7 is driven to be lowered, clamping according to the size of the clamped shaft part is facilitated, the adjustability in clamping is improved, when the detecting head 14 needs to be replaced after long service time, the limiting nut 19 is firstly screwed, the limiting nut 19 is taken out, the limiting rod 16 is pulled, when the limiting rod 16 is pulled out of the limiting hole 15, the second spring 17 is pulled, so that the detecting head 14 is conveniently released from being limited and fixed, the detecting head 14 is taken out again, maintenance is facilitated for the detecting head 14, the detecting head 14 is inserted into the mounting shell 13 during later replacement, the pulled limiting rod 16 is loosened, under the rebound action of the second spring 17, the limit rod 16 is conveniently inserted into the two limit holes 15, and then the limit nut 19 is screwed outside the thread groove 18, so that the replaced detection head 14 is conveniently fixed, and the replacement of the detection head 14 is completed.

It should be noted that the foregoing description is only a preferred embodiment of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it should be understood that modifications, equivalents, improvements and modifications to the technical solution described in the foregoing embodiments may occur to those skilled in the art, and all modifications, equivalents, and improvements are intended to be included within the spirit and principle of the present utility model.

Claims

1. The shaft part coaxiality detection assembly comprises a mounting plate (1) and is characterized in that the bottom of the mounting plate (1) is rotationally connected with a bidirectional screw rod (2), two ends of the bidirectional screw rod (2) are connected with a movable plate (3) in a threaded mode, a plurality of fixed pipes (4) are fixedly connected to the inside of the movable plate (3), an adjusting column (5) is connected to the inside of the fixed pipe (4) in a sliding mode, one end of the adjusting column (5) is connected with a threaded column (6) in a threaded mode, one end of the threaded column (6) is rotationally connected with a clamping block (7), one side of the adjusting column (5) is provided with a plurality of hole grooves (8), one end of the fixed pipe (4) is fixedly connected with a fixed shell (9), a clamping rod (10) is connected to the inside of the fixed shell (9) in a sliding mode, two stabilizing grooves (12) are formed in the bottom of the mounting plate (1) in a sliding mode, and two bottoms of the movable plate (3) are connected to the inside of the stabilizing grooves (12) in a sliding mode.

2. The shaft part coaxiality detection assembly according to claim 1, wherein a sliding groove (20) is formed in the rear side of the mounting plate (1), and a mounting shell (13) is connected inside the sliding groove (20) in a sliding mode.

3. The shaft part coaxiality detection assembly according to claim 2, wherein the inside of the mounting shell (13) is slidably connected with a detection head (14), and the rear end of the detection head (14) is provided with two limiting holes (15).

4. The shaft part coaxiality detection assembly according to claim 3, wherein a limiting rod (16) is connected inside the limiting hole (15) in a sliding mode, and two second springs (17) are fixedly connected to one side of the mounting shell (13).

5. The shaft part coaxiality detection assembly according to claim 4, wherein the other ends of the two second springs (17) are fixedly connected to one end of a limiting rod (16), and two thread grooves (18) are formed in the other end of the limiting rod (16).

6. The shaft part coaxiality detection assembly according to claim 5, wherein the limit nut (19) is connected to the external thread of the thread groove (18), and the pull block (21) is fixedly connected to one end of the clamping rod (10).

7. The shaft part coaxiality detection assembly according to claim 1, wherein the other end of the bidirectional screw rod (2) is fixedly connected with a handle (22).